Home / 54,299.50-74,937.63-31,947.82

Finding the Fourth Proportional to 54,299.50, 74,937.63 and 31,947.82

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Solution

The fourth proportional to 54,299.50, 74,937.63 and 31,947.82 is: 44,090.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,299.50 : 74,937.63 = 31,947.82 : x
  2. Step 2: Convert to fraction form
    54,299.50/74,937.63 = 31,947.82/x
  3. Step 3: Cross multiply
    54,299.50x = 74,937.63 × 31,947.82
  4. Step 4: Simplify right side
    54,299.50x = 2,394,093,914.47
  5. Step 5: Solve for x
    x = 2,394,093,914.47/54,299.50
  6. Step 6: Final answer
    x = 44,090.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.